syscall: add mlock, munlock, mlockall, munlockall and mprotect to OSX

Fixes #7415

LGTM=bradfitz
R=bradfitz, iant
CC=golang-codereviews
https://golang.org/cl/68980043

diff --git a/src/pkg/syscall/syscall_darwin.go b/src/pkg/syscall/syscall_darwin.go
index bd929ff991db167f9592c2c060107e3be713da11..75cbbeaece614b29c266a84b8822f51bea9ef5fa 100644 (file)
--- a/src/pkg/syscall/syscall_darwin.go
+++ b/src/pkg/syscall/syscall_darwin.go
@@ -244,6 +244,11 @@ func Kill(pid int, signum Signal) (err error) { return kill(pid, int(signum), 1)
 //sys  Mkdir(path string, mode uint32) (err error)
 //sys  Mkfifo(path string, mode uint32) (err error)
 //sys  Mknod(path string, mode uint32, dev int) (err error)
+//sys  Mlock(b []byte) (err error)
+//sys  Mlockall(flags int) (err error)
+//sys  Mprotect(b []byte, prot int) (err error)
+//sys  Munlock(b []byte) (err error)
+//sys  Munlockall() (err error)
 //sys  Open(path string, mode int, perm uint32) (fd int, err error)
 //sys  Pathconf(path string, name int) (val int, err error)
 //sys  Pread(fd int, p []byte, offset int64) (n int, err error)

diff --git a/src/pkg/syscall/zsyscall_darwin_386.go b/src/pkg/syscall/zsyscall_darwin_386.go
index 438e120c80479b5533d383ad36bdd26da6cad7f6..63bc5221a9825a0f294034c968ed24ef2f5f5606 100644 (file)
--- a/src/pkg/syscall/zsyscall_darwin_386.go
+++ b/src/pkg/syscall/zsyscall_darwin_386.go
@@ -824,6 +824,74 @@ func Mknod(path string, mode uint32, dev int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Mlock(b []byte) (err error) {
+       var _p0 unsafe.Pointer
+       if len(b) > 0 {
+               _p0 = unsafe.Pointer(&b[0])
+       } else {
+               _p0 = unsafe.Pointer(&_zero)
+       }
+       _, _, e1 := Syscall(SYS_MLOCK, uintptr(_p0), uintptr(len(b)), 0)
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlockall(flags int) (err error) {
+       _, _, e1 := Syscall(SYS_MLOCKALL, uintptr(flags), 0, 0)
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mprotect(b []byte, prot int) (err error) {
+       var _p0 unsafe.Pointer
+       if len(b) > 0 {
+               _p0 = unsafe.Pointer(&b[0])
+       } else {
+               _p0 = unsafe.Pointer(&_zero)
+       }
+       _, _, e1 := Syscall(SYS_MPROTECT, uintptr(_p0), uintptr(len(b)), uintptr(prot))
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlock(b []byte) (err error) {
+       var _p0 unsafe.Pointer
+       if len(b) > 0 {
+               _p0 = unsafe.Pointer(&b[0])
+       } else {
+               _p0 = unsafe.Pointer(&_zero)
+       }
+       _, _, e1 := Syscall(SYS_MUNLOCK, uintptr(_p0), uintptr(len(b)), 0)
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlockall() (err error) {
+       _, _, e1 := Syscall(SYS_MUNLOCKALL, 0, 0, 0)
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Open(path string, mode int, perm uint32) (fd int, err error) {
        var _p0 *byte
        _p0, err = BytePtrFromString(path)

diff --git a/src/pkg/syscall/zsyscall_darwin_amd64.go b/src/pkg/syscall/zsyscall_darwin_amd64.go
index 178b46fe89b6d5062cb8d70ddd80c709aa4ffe85..33103ff2e9b289fe95fe5f579668cef2425a96f6 100644 (file)
--- a/src/pkg/syscall/zsyscall_darwin_amd64.go
+++ b/src/pkg/syscall/zsyscall_darwin_amd64.go
@@ -824,6 +824,74 @@ func Mknod(path string, mode uint32, dev int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Mlock(b []byte) (err error) {
+       var _p0 unsafe.Pointer
+       if len(b) > 0 {
+               _p0 = unsafe.Pointer(&b[0])
+       } else {
+               _p0 = unsafe.Pointer(&_zero)
+       }
+       _, _, e1 := Syscall(SYS_MLOCK, uintptr(_p0), uintptr(len(b)), 0)
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mlockall(flags int) (err error) {
+       _, _, e1 := Syscall(SYS_MLOCKALL, uintptr(flags), 0, 0)
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Mprotect(b []byte, prot int) (err error) {
+       var _p0 unsafe.Pointer
+       if len(b) > 0 {
+               _p0 = unsafe.Pointer(&b[0])
+       } else {
+               _p0 = unsafe.Pointer(&_zero)
+       }
+       _, _, e1 := Syscall(SYS_MPROTECT, uintptr(_p0), uintptr(len(b)), uintptr(prot))
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlock(b []byte) (err error) {
+       var _p0 unsafe.Pointer
+       if len(b) > 0 {
+               _p0 = unsafe.Pointer(&b[0])
+       } else {
+               _p0 = unsafe.Pointer(&_zero)
+       }
+       _, _, e1 := Syscall(SYS_MUNLOCK, uintptr(_p0), uintptr(len(b)), 0)
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Munlockall() (err error) {
+       _, _, e1 := Syscall(SYS_MUNLOCKALL, 0, 0, 0)
+       if e1 != 0 {
+               err = e1
+       }
+       return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Open(path string, mode int, perm uint32) (fd int, err error) {
        var _p0 *byte
        _p0, err = BytePtrFromString(path)